BH EASY motion STAND UP Manuel De L'utilisateur page 42

10.3 FORK AND HEADSET
The headset must turn smoothly in both sides freely and be compact on the
whole.
HEADSET INSPECTION
Inspect your vehicle's headset once a month and check to make sure that it is
neither too tight nor loose. If either of these is the case, do not use the bicycle
and take it to your authorized dealer.
HOW TO CHECK THE PLAYS IN THE HEADSET ADJUSTMENT
Place oneself by the vehicle with the feet on the ground.
Squeeze the front brake while moving the vehicle forwards and backwards.
Check if the headset is loose. The headset is formed by guards and bearings
which are in contact to the frame below and above.
The handlebar and stem fitting can have a small play due to the stem holding
system.
HOW TO CHECK THE HEADSET'S ADJUSTMENT
Place oneself by the vehicle with both feet on the ground. With the front wheel
resting on the ground, turn the fork and handlebar from left to right and vice
versa. Look, listen and feel if the headset is too tight, making a noise as turning
or snagging at different points.
ADJUSTMENT
Adjusting the headset requires special tools and expertise. Please see section:
Stem adjustment and subjection. In case of any doubt, please check it with
an authorized dealer.
LUBRICATIÓN
The headset should be lubricated once a year. This requires specific know-how,
expertise and special tools, for this reason only an authorized dealer should do
it.
ATTENTION: An incorrect headset adjusting may cause one to lose
control of the bike and fall down. Ensure that the headset and stem to be
correctly fitted before each use.